I have 40 years of unpublished material, the ones they don't pick, and the reason I don't redraw them or use them again is that I like to use my brain every day and come up with new jokes. ↗
My assignment was exclusively in the research field, and my first published paper, On the Optimal Use of Winds for Flight Planning, was the outgrowth of that work. ↗
Our mission, is to publish books on social and cultural issues, including books on law related to those areas. We are not looking for books on, say, tax policy, etc. ↗
Anyway, several rewrites later, Del Rey Books did publish my first novel, and it did become the first work of fiction on the New York Times trade paperback bestseller list. ↗